Ascon tecnologic DY-5121, Руководство пользователя

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Chapter 5 - Module Setup
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5-2 Modbus settings
If you press the Configuration/Modbus menu you will be presented with the
following view:
Serial Settings (Modbus RTU/ASCII)
Transmission mode
Selects Modbus RTU or Modbus ASCII
Slave Response Timeout
The time that the module will wait for a response from a slave, before
a Serial timeout will occur. (Default 1000 ms)
Physical Interface
EIA-485 or EIA-232
Baudrate 300, 600, 1200, 2400, 4800, 9600, 19200, 38400, 57600 or 115200 bps.
Character Format
Select number of stop bits and if parity should be enabled (Odd, Even).
Delay between polls
Time to delay between Modbus messages.
Character delimiter
Number of milliseconds between characters in the Modbus frame. Set
to zero to use standard Modbus (3.5 characters)
Force function code 15 when writing single coil
If this option is Enabled, all writes to coils will be done with function
code 15. (Useful if slaves don't support function code 05).
Force function code 16 when writing single register
If this option is Enabled, all writes to registers will be done with
function code 16 (useful if slaves do not support function code 06).